OT-2026-000075617
Publication integrity record
Foam pad vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000075617) never changes.
Identity and time
| Publication number | OT-2026-000075617 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fd-76df-b579-48f3ccf71836 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075617 |
| Status | PUBLIC |
Content hashes
| Canonical text | f357cfa7ae04c23e40d1feeef5bd14599a9bd7535f1b9063f9e79526620361c6 |
|---|---|
| Markdown | 615d74faf448c60e2aa650446f3068bc53f227575085c812df14370d64273e58 |
| Publication page | 61a552458f818e9285b7540c3ac39d8c101762bd7dead1835d6ae8f03cf45ffd |
| Manifest | a34c7fd46cf862a802caccd79fa25b51e2f33461e7e8ef41e6ee31527010ed2d |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 0zkgQobNqCjxRTgHp996uJeZpV3JjhQN1GHkZfl+aOPwI0WJ0H2YC2Uz0DalbL48mM5Fc2MVwUDUMVYAccRVBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:13:19.290007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075617observed 61a552458f818e9285b7540c3ac39d8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:19.268752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075617/manifest.jsonobserved a34c7fd46cf862a802caccd79fa25b51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:19.248209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075617/publication.mdobserved 615d74faf448c60e2aa650446f3068bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:19.219121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075617/publication.txtobserved f357cfa7ae04c23e40d1feeef5bd1459...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|